Window-glass fastener



J. BRAUN 8v F. BOHN.

WINDOW GLASS FASTENBR.

.nI H I 1 d" lla Y Witnesses. Y 1f ""f s Inventors,

UNITED STATES PATENT OFFICE.

JOHN BRAUN AND FERDINAND BOHN, OF BUFFALO, NEW YORK.

WINDOW-GLASS FASTENER.

SPECIFICATION forming par?. of Letters Patent No. 316,940, dated May 5, 1885.

Application led January- 17, 18x35. (No model.) l

Figure 1 is an outside View of a Window adapted to hold four lights of glass. Fig. 2 is an inside view of a Window adapted for holding six lights of glass. Fig. 3 represents a window having an arched top and adapted for one light of glass. Fig. 4 is an enlarged section through lineX X, Fig. 2; and Fig. 5 represents an enlarged section through line Z Z, Fig. 1.

The window-frame a a is made of wood or other material in the usual way.

The frame-pieces am are each provided with grooves a2.' (See Fig. 5.)

a3 is a removable strip, having an offset or depression, ai, along its whole length, its form in cross-section being similar to that shown at e above the dotted lines o in Fig. 5, so as to allow fdr the thickness of the glass when the strip isin place. Itis secured in place by bolts a5, having countersunk heads. The nut portion is provided with a square or diamond 35 shaped head, c', or of any other shape to prevent it from turning around while operating the screw. in the strip a3.

In Fig. 3 We have shown an arched Window- 4o frame, the removable strip being also arched. This frame is adapted to receivea single glass; but they may be made to receive one or more glasses, as shown in Figs. 1 and 2.

In putting the glasses in place the strip a3 45 is taken off and the glass is made to slide down in the grooves in the frame, and the removable strip is then put on, thereby securing the glass firmly in place.

We are aware that a windowsash provided 5o with grooves to receive the glass and a removable strip to secure it in place is not new.

We therefore do not claim such, broadly; but

What We do claim is* A Window-sash provided with grooves a2, 55

in combination with a removable strip, a3, having an offset, a4, substantially as specified, and bolts for securing it in place, consisting of the nut portion having the diamond-shaped heads c', adapted to iit in corresponding de- 6o It fits down Wit-hin a depression 

